134040621 has 32 divisors (see below), whose sum is σ = 216760320. Its totient is φ = 72561600.

The previous prime is 134040593. The next prime is 134040691. The reversal of 134040621 is 126040431.

It is not a de Polignac number, because 134040621 - 2¹¹ = 134038573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134040691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8260 + ... + 18338.

It is an arithmetic number, because the mean of its divisors is an integer number (6773760).

Almost surely, 2^134040621 is an apocalyptic number.

134040621 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

134040621 is a deficient number, since it is larger than the sum of its proper divisors (82719699).

134040621 is a wasteful number, since it uses less digits than its factorization.

134040621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10137.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 134040621 is about 11577.5913298060. The cubic root of 134040621 is about 511.7746976755.

The spelling of 134040621 in words is "one hundred thirty-four million, forty thousand, six hundred twenty-one".